问题
解答题
计算: (1)
(2)
(3)3(
|
答案
(1)原式=2+0-1 2
=
;3 2
(2)原式=
-16 4
=4-2
=2;
(3)原式=3
+32
+33
-62 3
=6
-32
.3
计算: (1)
(2)
(3)3(
|
(1)原式=2+0-1 2
=
;3 2
(2)原式=
-16 4
=4-2
=2;
(3)原式=3
+32
+33
-62 3
=6
-32
.3